/* banner */
.service-banner {
  height: 350px;
  background: url(../img/banner4.jpg);
  background-position: center;
  background-repeat: no-repeat;
}
/* 内容1 */
.container1 {
  height: 650px;
}
.container1 h3, .container2 h3 {
  text-align: center;
  line-height: 200px;
  font-size: 36px;
  color: #222;
}
.container1 .cart {
  display: flex;
}
.container1 .cart .cart-item {
  text-align: center;
  width: 400px;
  /* background-color: skyblue; */
}
.container1 .cart .cart-item h3 {
  line-height: 77px;
  font-size: 22px;
  color: #222;
}
.container1 .cart .cart-item p {
  line-height: 30px;
}
/* 内容2 */
.container2 {
  text-align: center;
  height: 650px;
  background-color: #f0f0f0;
}
.container2 img {
  width: 1000px;
}
